Description Preview
The authentication_agent_new function in polkitbackend/polkitbackendinteractiveauthority.c in PolicyKit (polkit) before 0.113 allows local users to cause a denial of service (NULL pointer dereference and polkitd daemon crash) by calling RegisterAuthenticationAgent with an invalid object path.
Overview
This vulnerability in PolicyKit (polkit) affects versions prior to 0.113 and allows local users to exploit it to crash the polkitd daemon by triggering a NULL pointer dereference. The issue was first made public on May 29, 2015.
Remediation
To remediate this vulnerability, users are advised to update their PolicyKit installation to version 0.113 or later. By upgrading to a patched version, the NULL pointer dereference issue can be mitigated, preventing local users from causing a denial of service by crashing the polkitd daemon.
References
- [polkit-devel] 20150529 Crash authentication_agent_new with invalid object path in RegisterAuthenticationAgent - Link
- USN-3717-1 - Link
- FEDORA-2015-11058 - Link
- openSUSE-SU-2015:1927 - Link
- FEDORA-2015-11743 - Link
- [polkit-devel] 20150702 polkit-0.113 released - Link
- 76086 - Link
- openSUSE-SU-2015:1734 - Link
- 1035023 - Link
- [polkit-devel] 20150630 Crash authentication_agent_new with invalid object path in RegisterAuthenticationAgent - Link
Industry ExposureMost to leastThis section illustrates the prevalence of a specific Common Vulnerabilities and Exposures (CVE) across various industries based on customer reports. The ranking displays industries from the most to least affected by this particular vulnerability, offering valuable insight into where this CVE has been most frequently observed. This information can help organizations within these sectors prioritize their security efforts, understand their relative risk exposure compared to their peers, and focus remediation strategies where they are most needed. By understanding the industry-specific impact, organizations can make more informed decisions regarding patching, resource allocation, and overall risk management related to this CVE.
This section illustrates the prevalence of a specific Common Vulnerabilities and Exposures (CVE) across various industries based on customer reports. The ranking displays industries from the most to least affected by this particular vulnerability, offering valuable insight into where this CVE has been most frequently observed. This information can help organizations within these sectors prioritize their security efforts, understand their relative risk exposure compared to their peers, and focus remediation strategies where they are most needed. By understanding the industry-specific impact, organizations can make more informed decisions regarding patching, resource allocation, and overall risk management related to this CVE.
- ManufacturingManufacturing
- Finance and InsuranceFinance and Insurance
- Professional, Scientific, & Technical ServicesProfessional, Scientific, & Technical Services
- Retail TradeRetail Trade
- Arts, Entertainment & RecreationArts, Entertainment & Recreation
- Health Care & Social AssistanceHealth Care & Social Assistance
- Transportation & WarehousingTransportation & Warehousing
- Management of Companies & EnterprisesManagement of Companies & Enterprises
- UtilitiesUtilities
- Accommodation & Food ServicesAccommodation & Food Services
- Other Services (except Public Administration)Other Services (except Public Administration)
- Public AdministrationPublic Administration
- Administrative, Support, Waste Management & Remediation ServicesAdministrative, Support, Waste Management & Remediation Services
- Agriculture, Forestry Fishing & HuntingAgriculture, Forestry Fishing & Hunting
- ConstructionConstruction
- Educational ServicesEducational Services
- InformationInformation
- MiningMining
- Real Estate Rental & LeasingReal Estate Rental & Leasing
- Wholesale TradeWholesale Trade